{
	"$schema":"http://json-schema.org/draft-03/schema#",
	"id": "http://schemas.opengis.net/gsr/1.0/point.json",
	
	"title":"point",
	"type":"object",
	"extends":{
		"$ref":"http://schemas.opengis.net/gsr/1.0/geometry.json"
	},
	"properties":{
		"x":{
			"title":"x",
			"type":"number",
 			"required":true},
		"y":{
			"title":"y",
			"type":"number",
 			"required":true},
		"spatialReference":{
			"$ref" : "http://schemas.opengis.net/gsr/1.0/spatialreference.json"}
	}
}